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[Remote] Senior Backend Engineer (C++ / C# / Java)

Remote, USA Full-time Posted 2026-06-21

Note: The job is a remote job and is open to candidates in USA. WEX Inc is seeking a Senior Backend Engineer to join their Agile development team focused on the Over the Road product suite. The role involves developing capabilities to enhance the value, quality, stability, and performance of applications while collaborating with team members and stakeholders.

Responsibilities

  • By Being a highly motivated engineer who loves working on small, high performing teams
  • By being collaborative, a solid communicator, and someone who works well with your team and stakeholders
  • By being someone who is deeply invested in the outcomes produced by their team, checking your ego at the door, and taking pride in owning the results
  • By being a professional who can advocate strongly for positions and still be 100% behind team decisions even if they don’t go your way
  • By balancing the need to move fast with the realities of working in a highly regulated space like payments

Skills

  • Bachelor of Science degree in an engineering discipline
  • Solid experience developing in C++/C#/Java
  • Solid hands-on experience with Perl, Python, Informix, Postgres
  • Good hands-on experience with REST API development
  • Server and/or daemon Development with an emphasis on web/micro services
  • Functional and Object Oriented Design and Development
  • Strong written and verbal communication skills
  • Demonstrable CI/CD experience
  • Excellent written and verbal communication skills
  • Focus toward writing code like a beast
  • Ability to pick up new technology and switch between tech stacks with a minimum of fuss
  • Are comfortable working on backend code, services, data stores, and infrastructure
  • Architecture and design capabilities
  • Experience in writing modern software deployed in the cloud
  • Are comfortable with encryption schemes, modern APIs, and frameworks
  • Experience working on agile teams to deliver software iteratively
  • Adaptability, versatility and dependability as a member of a high functioning agile and dynamic team
  • A test-driven development approach and enthusiasm to work and take responsibility for any stage within the software development life-cycle as required

Benefits

  • Commission under the terms of an applicable plan
  • Quarterly or annual bonus based on their role and applicable plan
  • Health, dental and vision insurances
  • Retirement savings plan
  • Paid time off
  • Health savings account
  • Flexible spending accounts
  • Life insurance
  • Disability insurance
  • Tuition reimbursement

Company Overview

  • Wex is a financial technology service provider for fleet, travel and healthcare industries. It was founded in 1983, and is headquartered in Portland, Maine, USA, with a workforce of 5001-10000 employees. Its website is http://www.wexinc.com.
  • Company H1B Sponsorship

  • WEX has a track record of offering H1B sponsorships, with 4 in 2026, 22 in 2025, 10 in 2024, 12 in 2023, 20 in 2022, 14 in 2021, 18 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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